TM-9-2350-273-BD
M48/M60 SERIES TANK, COMBAT FULL-TRACKED 105-MM GUN
TECHNICAL MANUAL; OPERATORS, ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; BATTLEFIELD DAMAGE ASSESSMENT AND REPAIR
TM-9-2350-273-BD - Page 75 of 288
TM 9-2350-273-BD
FUEL SUPPLY SYSTEM
SECTION IV. Fuel Lines And Valves
4-8. General.
Any fix which will stop leaks or by-pass a blocked line is acceptable. Metal and rubber
line repairs are covered in TM 9-2350-276-BD.
4-9. FUEL LINE FROZEN
General Information:
Engine will not start because of frozen fuel lines.
Diesel fuel may accumulate water by
condensation causing a freezing problem during cold weather. Fuel tanks should be
checked for water.
Limitations:
None
Personnel/Time Required:
2 soldiers
30 to 60 minutes
Materials/Tools:
Air duct tubing
Other Options:
Use a Herman Nelson heater to warm the lines.
Use another vehicle’s exhaust to heat the lines.
Procedural Steps:
1. Disconnect heater air duct tubing at personnel heater.
2. Route a long duct or connect a series of short ducts long enough to reach the frozen
area.
3. Start personnel heater and heat the frozen lines.
4. Attempt to start engine,
5. After the engine starts, purge water from fuel system.
6. Record the BDAR action taken. When the mission is completed, as soon as
practicable, repair tank using standard maintenance procedures.
4-8
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